The hole in the layer of ozone allows that the ultraviolet radiation that it comes from the Sun happens strongly on the terrestrial crust, provoking evils for the environment and for the man.
Increase of the room temperature (0.6ºC since 1861), altering the climatic factors, provoking thaw of glaciers in the poles and desertification in other areas.
For the man: skin cancer, waterfall, genetic changes,...
